package com.huayu.lession4;

import java.io.*;

public class File {
    public static void main(String[] args) throws IOException {
        System.out.println(System.getProperty("user.dir"));
        FileInputStream fileInputStream = new FileInputStream("learn.iml");

        PushbackInputStream pbin = new PushbackInputStream(new BufferedInputStream(new FileInputStream("learn.iml")));
        pbin.read();


    }
}
